Omron OMNUC W R88A-NCW152-DRT, Manual

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9.3 Troubleshooting with Alarm Displays
9-37
9
„ A.E7
A.E7: DeviceNet Unit Detection Error when the W-series Servo Driver power is ON
A.E7 occurs when the W-series Servo Driver is used without the DeviceNet Unit after it has
been used with the DeviceNet Unit.
Display and Outputs
Note OFF: Output transistor is OFF (alarm state). ON: Output transistor is ON.
Status and Remedy for Alarm
„ A.E8
A.E8: Rotary Switch Setting Error on DeviceNet Unit Front Panel
Display and Outputs
Note OFF: Output transistor is OFF (alarm state). ON: Output transistor is ON.
Status and Remedy for Alarm
Alarm Outputs
Alarm Code Outputs ALM Output
ALO1 ALO2 ALO3
OFF ON ON OFF
Cause Remedy
A The DeviceNet Unit is not mounted
properly. Check that DeviceNet Unit mounted cor-
rectly.
B The DeviceNet Unit is not mounted. Execute Fn014 from Parameter Unit.
Alarm Outputs
Alarm Code Outputs ALM Output
ALO1 ALO2 ALO3
OFF ON ON OFF
Cause Remedy
A Baud rate setting is incorrect. Be sure the setting is between 0 and 2.
B Node address setting is incorrect. Be sure the setting is between 0 and 63.
A, B
DeviceNet Unit detection
error
A, B
Rotary switch setting error
when power is turned ON